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Copyright and Licensing Information

Snap is (c) Jonathan T. Moore, 1999-2002 and licensed under the GNU General Public License (GPL).

All other parts of Splash are (c) Willem de Bruijn, 2002-2003 and licensed under the BSD Open Source License.

All sourcecode is made publicly available.

Acknowledgement

Splash and the Splash website are hosted by SourceForge.net

Splash - Documentation

SNMP Plus a Lightweight API for SNAP Handling

Main Page Alphabetical List Data Structures File List Data Fields Globals

snap-1.1-wjdb/utils/snapparse.c File Reference

#include "../lib/config.h"
#include <errno.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <netinet/in.h>
#include "../lib/bytecode.h"
#include "../lib/dyncheck.h"
#include "../lib/packet.h"
#include "../lib/io.h"
#include "../lib/memalloc.h"
#include "labels.h"
#include "../lib/d_printf.h"
#include "../lib/list.h"

Include dependency graph for snapparse.c:

Include dependency graph

Go to the source code of this file.


Data Structures
union	yyalloc
union	yystype
Defines
#define	YYBISON 1
#define	T_INTV 257
#define	T_ADDRV 258
#define	T_STRV 259
#define	T_EXCV 260
#define	T_FLOATV 261
#define	T_MAIN 262
#define	T_EXIT 263
#define	T_PUSH 264
#define	T_POP 265
#define	T_POPI 266
#define	T_PULL 267
#define	T_EQ 268
#define	T_EQI 269
#define	T_PAJ 270
#define	T_TPAJ 271
#define	T_BEZ 272
#define	T_BNE 273
#define	T_STORE 274
#define	T_JI 275
#define	T_NEQ 276
#define	T_NEQI 277
#define	T_ADD 278
#define	T_ADDI 279
#define	T_SUB 280
#define	T_SUBI 281
#define	T_MULT 282
#define	T_MULTI 283
#define	T_DIV 284
#define	T_DIVI 285
#define	T_MOD 286
#define	T_MODI 287
#define	T_NEG 288
#define	T_NOT 289
#define	T_LNOT 290
#define	T_AND 291
#define	T_ANDI 292
#define	T_OR 293
#define	T_ORI 294
#define	T_LSHL 295
#define	T_LSHLI 296
#define	T_RSHL 297
#define	T_RSHLI 298
#define	T_RSHA 299
#define	T_RSHAI 300
#define	T_SNET 301
#define	T_SNETI 302
#define	T_BCAST 303
#define	T_BCASTI 304
#define	T_ISX 305
#define	T_GETRB 306
#define	T_GETSRC 307
#define	T_GETDST 308
#define	T_GETSPT 309
#define	T_HERE 310
#define	T_ISHERE 311
#define	T_ROUTE 312
#define	T_RTDEV 313
#define	T_SEND 314
#define	T_HOP 315
#define	T_FORW 316
#define	T_FORWTO 317
#define	T_DEMUX 318
#define	T_DEMUXI 319
#define	T_PRINT 320
#define	T_GETLD 321
#define	T_SETXH 322
#define	T_RAISEX 323
#define	T_PLUS 324
#define	T_MINUS 325
#define	T_LABEL 326
#define	T_LABELV 327
#define	T_PC 328
#define	T_MKTUP 329
#define	T_LEN 330
#define	T_NTH 331
#define	T_ISTUP 332
#define	T_LPAREN 333
#define	T_RPAREN 334
#define	T_COMMA 335
#define	T_SVCV 336
#define	T_CALLS 337
#define	T_GT 338
#define	T_GEQ 339
#define	T_LT 340
#define	T_LEQ 341
#define	T_GTI 342
#define	T_GEQI 343
#define	T_LTI 344
#define	T_LEQI 345
#define	T_DATA 346
#define	T_DFORW 347
#define	T_DFORWTO 348
#define	T_DSEND 349
#define	T_STACKEMPTY 350
#define	T_STACKCOUNT 351
#define	T_PULLSTACK 352
#define	CHECK_CODE_OVERFLOW(p)
#define	YYSTYPE yystype
#define	YYSTYPE_IS_TRIVIAL 1
#define	YYDEBUG 0
#define	YYFINAL 117
#define	YYFLAG -32768
#define	YYNTBASE 99
#define	YYTRANSLATE(x) ((unsigned)(x) <= 352 ? yytranslate[x] : 109)
#define	YYLAST 167
#define	YYSTACK_ALLOC malloc
#define	YYSTACK_FREE free
#define	YYSTACK_GAP_MAX (sizeof (union yyalloc) - 1)
#define	YYSTACK_BYTES(N)
#define	YYCOPY(To, From, Count)
#define	YYSTACK_RELOCATE(Stack)
#define	YYSIZE_T unsigned int
#define	yyerrok (yyerrstatus = 0)
#define	yyclearin (yychar = YYEMPTY)
#define	YYEMPTY -2
#define	YYEOF 0
#define	YYACCEPT goto yyacceptlab
#define	YYABORT goto yyabortlab
#define	YYERROR goto yyerrlab1
#define	YYFAIL goto yyerrlab
#define	YYRECOVERING() (!!yyerrstatus)
#define	YYBACKUP(Token, Value)
#define	YYTERROR 1
#define	YYERRCODE 256
#define	YYLLOC_DEFAULT(Current, Rhs, N)
#define	YYLEX yylex ()
#define	YYDPRINTF(Args)
#define	YYINITDEPTH 200
#define	YYMAXDEPTH 10000
#define	YYPARSE_PARAM_ARG
#define	YYPARSE_PARAM_DECL
#define	YY_DECL_NON_LSP_VARIABLES
#define	YY_DECL_VARIABLES YY_DECL_NON_LSP_VARIABLES
#define	YYPOPSTACK (yyvsp--, yyssp--)
Functions
int	newho (buffer_t b, char file, int line)
int	newtup (list_t vlist, char file, int line)
OPCODE_T	refine_op (OPCODE_T op, TAG_T vtag)
void	yyerror (char *s)
YY_DECL_VARIABLES int	yyparse (YYPARSE_PARAM_ARG) YYPARSE_PARAM_DECL
Variables
packet_t *	p
int	value_int
uint32	value_addr
buffer_t	value_str
int	value_exc
float32	value_float
int	noop

Define Documentation

#define CHECK_CODE_OVERFLOW

(

p

)

Value:

if ((p)->pc >= (p)->code_max) {         \
  fprintf(stderr,"%s:%d: code overflow\n",  \
      __FILE__,__LINE__);           \
  fflush(stderr);               \
  exit(1);                  \
}

Definition at line 130 of file snapparse.c.

Referenced by yyparse().

#define T_ADD 278

Definition at line 27 of file snapparse.c.

#define T_ADDI 279

Definition at line 28 of file snapparse.c.

#define T_ADDRV 258

Definition at line 7 of file snapparse.c.

#define T_AND 291

Definition at line 40 of file snapparse.c.

#define T_ANDI 292

Definition at line 41 of file snapparse.c.

#define T_BCAST 303

Definition at line 52 of file snapparse.c.

#define T_BCASTI 304

Definition at line 53 of file snapparse.c.

#define T_BEZ 272

Definition at line 21 of file snapparse.c.

#define T_BNE 273

Definition at line 22 of file snapparse.c.

#define T_CALLS 337

Definition at line 86 of file snapparse.c.

#define T_COMMA 335

Definition at line 84 of file snapparse.c.

#define T_DATA 346

Definition at line 95 of file snapparse.c.

#define T_DEMUX 318

Definition at line 67 of file snapparse.c.

#define T_DEMUXI 319

Definition at line 68 of file snapparse.c.

#define T_DFORW 347

Definition at line 96 of file snapparse.c.

#define T_DFORWTO 348

Definition at line 97 of file snapparse.c.

#define T_DIV 284

Definition at line 33 of file snapparse.c.

#define T_DIVI 285

Definition at line 34 of file snapparse.c.

#define T_DSEND 349

Definition at line 98 of file snapparse.c.

#define T_EQ 268

Definition at line 17 of file snapparse.c.

#define T_EQI 269

Definition at line 18 of file snapparse.c.

#define T_EXCV 260

Definition at line 9 of file snapparse.c.

#define T_EXIT 263

Definition at line 12 of file snapparse.c.

#define T_FLOATV 261

Definition at line 10 of file snapparse.c.

#define T_FORW 316

Definition at line 65 of file snapparse.c.

#define T_FORWTO 317

Definition at line 66 of file snapparse.c.

#define T_GEQ 339

Definition at line 88 of file snapparse.c.

#define T_GEQI 343

Definition at line 92 of file snapparse.c.

#define T_GETDST 308

Definition at line 57 of file snapparse.c.

#define T_GETLD 321

Definition at line 70 of file snapparse.c.

#define T_GETRB 306

Definition at line 55 of file snapparse.c.

#define T_GETSPT 309

Definition at line 58 of file snapparse.c.

#define T_GETSRC 307

Definition at line 56 of file snapparse.c.

#define T_GT 338

Definition at line 87 of file snapparse.c.

#define T_GTI 342

Definition at line 91 of file snapparse.c.

#define T_HERE 310

Definition at line 59 of file snapparse.c.

#define T_HOP 315

Definition at line 64 of file snapparse.c.

#define T_INTV 257

Definition at line 6 of file snapparse.c.

#define T_ISHERE 311

Definition at line 60 of file snapparse.c.

#define T_ISTUP 332

Definition at line 81 of file snapparse.c.

#define T_ISX 305

Definition at line 54 of file snapparse.c.

#define T_JI 275

Definition at line 24 of file snapparse.c.

#define T_LABEL 326

Definition at line 75 of file snapparse.c.

#define T_LABELV 327

Definition at line 76 of file snapparse.c.

#define T_LEN 330

Definition at line 79 of file snapparse.c.

#define T_LEQ 341

Definition at line 90 of file snapparse.c.

#define T_LEQI 345

Definition at line 94 of file snapparse.c.

#define T_LNOT 290

Definition at line 39 of file snapparse.c.

#define T_LPAREN 333

Definition at line 82 of file snapparse.c.

#define T_LSHL 295

Definition at line 44 of file snapparse.c.

#define T_LSHLI 296

Definition at line 45 of file snapparse.c.

#define T_LT 340

Definition at line 89 of file snapparse.c.

#define T_LTI 344

Definition at line 93 of file snapparse.c.

#define T_MAIN 262

Definition at line 11 of file snapparse.c.

#define T_MINUS 325

Definition at line 74 of file snapparse.c.

#define T_MKTUP 329

Definition at line 78 of file snapparse.c.

#define T_MOD 286

Definition at line 35 of file snapparse.c.

#define T_MODI 287

Definition at line 36 of file snapparse.c.

#define T_MULT 282

Definition at line 31 of file snapparse.c.

#define T_MULTI 283

Definition at line 32 of file snapparse.c.

#define T_NEG 288

Definition at line 37 of file snapparse.c.

#define T_NEQ 276

Definition at line 25 of file snapparse.c.

#define T_NEQI 277

Definition at line 26 of file snapparse.c.

#define T_NOT 289

Definition at line 38 of file snapparse.c.

#define T_NTH 331

Definition at line 80 of file snapparse.c.

#define T_OR 293

Definition at line 42 of file snapparse.c.

#define T_ORI 294

Definition at line 43 of file snapparse.c.

#define T_PAJ 270

Definition at line 19 of file snapparse.c.

#define T_PC 328

Definition at line 77 of file snapparse.c.

#define T_PLUS 324

Definition at line 73 of file snapparse.c.

#define T_POP 265

Definition at line 14 of file snapparse.c.

#define T_POPI 266

Definition at line 15 of file snapparse.c.

#define T_PRINT 320

Definition at line 69 of file snapparse.c.

#define T_PULL 267

Definition at line 16 of file snapparse.c.

#define T_PULLSTACK 352

Definition at line 101 of file snapparse.c.

#define T_PUSH 264

Definition at line 13 of file snapparse.c.

#define T_RAISEX 323

Definition at line 72 of file snapparse.c.

#define T_ROUTE 312

Definition at line 61 of file snapparse.c.

#define T_RPAREN 334

Definition at line 83 of file snapparse.c.

#define T_RSHA 299

Definition at line 48 of file snapparse.c.

#define T_RSHAI 300

Definition at line 49 of file snapparse.c.

#define T_RSHL 297

Definition at line 46 of file snapparse.c.

#define T_RSHLI 298

Definition at line 47 of file snapparse.c.

#define T_RTDEV 313

Definition at line 62 of file snapparse.c.

#define T_SEND 314

Definition at line 63 of file snapparse.c.

#define T_SETXH 322

Definition at line 71 of file snapparse.c.

#define T_SNET 301

Definition at line 50 of file snapparse.c.

#define T_SNETI 302

Definition at line 51 of file snapparse.c.

#define T_STACKCOUNT 351

Definition at line 100 of file snapparse.c.

#define T_STACKEMPTY 350

Definition at line 99 of file snapparse.c.

#define T_STORE 274

Definition at line 23 of file snapparse.c.

#define T_STRV 259

Definition at line 8 of file snapparse.c.

#define T_SUB 280

Definition at line 29 of file snapparse.c.

#define T_SUBI 281

Definition at line 30 of file snapparse.c.

#define T_SVCV 336

Definition at line 85 of file snapparse.c.

#define T_TPAJ 271

Definition at line 20 of file snapparse.c.

#define YY_DECL_NON_LSP_VARIABLES

Value:

\
int yychar;                     \
                            \
    \
YYSTYPE yylval;                     \
                            \
            \
int yynerrs;

Definition at line 780 of file snapparse.c.

#define YY_DECL_VARIABLES YY_DECL_NON_LSP_VARIABLES

Definition at line 797 of file snapparse.c.

Referenced by yyparse().

#define YYABORT goto yyabortlab

Definition at line 591 of file snapparse.c.

Referenced by yyparse().

#define YYACCEPT goto yyacceptlab

Definition at line 590 of file snapparse.c.

Referenced by yyparse().

#define YYBACKUP	(	Token,
		Value		)

Value:

do                              \
  if (yychar == YYEMPTY && yylen == 1)              \
    {                               \
      yychar = (Token);                     \
      yylval = (Value);                     \
      yychar1 = YYTRANSLATE (yychar);               \
      YYPOPSTACK;                       \
      goto yybackup;                        \
    }                               \
  else                              \
    {                               \
      yyerror ("syntax error: cannot back up");         \
      YYERROR;                          \
    }                               \
while (0)

Definition at line 598 of file snapparse.c.

#define YYBISON 1

Definition at line 4 of file snapparse.c.

#define yyclearin (yychar = YYEMPTY)

Definition at line 587 of file snapparse.c.

#define YYCOPY	(	To,
		From,
		Count		)

Value:

do                  \
    {                   \
      register YYSIZE_T yyi;        \
      for (yyi = 0; yyi < (Count); yyi++)   \
        (To)[yyi] = (From)[yyi];        \
    }                   \
      while (0)

Definition at line 540 of file snapparse.c.

#define YYDEBUG 0

Definition at line 169 of file snapparse.c.

#define YYDPRINTF

(

Args

)

Definition at line 671 of file snapparse.c.

Referenced by yyparse().

#define YYEMPTY -2

Definition at line 588 of file snapparse.c.

Referenced by yyparse().

#define YYEOF 0

Definition at line 589 of file snapparse.c.

Referenced by yyparse().

#define YYERRCODE 256

Definition at line 616 of file snapparse.c.

#define yyerrok (yyerrstatus = 0)

Definition at line 586 of file snapparse.c.

#define YYERROR goto yyerrlab1

Definition at line 592 of file snapparse.c.

#define YYFAIL goto yyerrlab

Definition at line 596 of file snapparse.c.

#define YYFINAL 117

Definition at line 174 of file snapparse.c.

Referenced by yyparse().

#define YYFLAG -32768

Definition at line 175 of file snapparse.c.

Referenced by yyparse().

#define YYINITDEPTH 200

Definition at line 676 of file snapparse.c.

Referenced by yyparse().

#define YYLAST 167

Definition at line 388 of file snapparse.c.

Referenced by yyparse().

#define YYLEX yylex ()

Definition at line 650 of file snapparse.c.

Referenced by yyparse().

#define YYLLOC_DEFAULT	(	Current,
		Rhs,
		N		)

Value:

Current.last_line   = Rhs[N].last_line; \
   Current.last_column = Rhs[N].last_column;

Definition at line 627 of file snapparse.c.

Referenced by yyparse().

#define YYMAXDEPTH 10000

Definition at line 691 of file snapparse.c.

Referenced by yyparse().

#define YYNTBASE 99

Definition at line 176 of file snapparse.c.

Referenced by yyparse().

#define YYPARSE_PARAM_ARG

Definition at line 764 of file snapparse.c.

Referenced by yyparse().

#define YYPARSE_PARAM_DECL

Definition at line 765 of file snapparse.c.

Referenced by yyparse().

#define YYPOPSTACK (yyvsp--, yyssp--)

#define YYRECOVERING

(

)

(!!yyerrstatus)

Definition at line 597 of file snapparse.c.

#define YYSIZE_T unsigned int

Definition at line 583 of file snapparse.c.

Referenced by yyparse().

#define YYSTACK_ALLOC malloc

Definition at line 498 of file snapparse.c.

Referenced by yyparse().

#define YYSTACK_BYTES

(

N

)

Value:

((N) * (sizeof (short) + sizeof (YYSTYPE))              \
      + YYSTACK_GAP_MAX)

Definition at line 528 of file snapparse.c.

#define YYSTACK_FREE free

Definition at line 499 of file snapparse.c.

Referenced by yyparse().

#define YYSTACK_GAP_MAX (sizeof (union yyalloc) - 1)

Definition at line 519 of file snapparse.c.

#define YYSTACK_RELOCATE

(

Stack

)

Value:

do                                  \
      {                                 \
    YYSIZE_T yynewbytes;                        \
    YYCOPY (&yyptr->Stack, Stack, yysize);              \
    Stack = &yyptr->Stack;                      \
    yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAX;   \
    yyptr += yynewbytes / sizeof (*yyptr);              \
      }                                 \
    while (0)

Definition at line 556 of file snapparse.c.

Referenced by yyparse().

#define YYSTYPE yystype

Definition at line 165 of file snapparse.c.

Referenced by yyparse().

#define YYSTYPE_IS_TRIVIAL 1

Definition at line 166 of file snapparse.c.

#define YYTERROR 1

Definition at line 615 of file snapparse.c.

Referenced by yyparse().

#define YYTRANSLATE

(

x

)

((unsigned)(x) <= 352 ? yytranslate[x] : 109)

Definition at line 179 of file snapparse.c.

Referenced by yyparse().

Function Documentation

int newho	(	buffer_t *	b,
		char *	file,
		int	line
	)

Definition at line 1924 of file snapparse.c.

References d_printf(), file, heap_obj::flag, packet_t::h_alloc_ptr, packet_t::heap_max, packet_t::heap_min, heap_obj::len, buffer_t::lenb, MAX_HEAPOBJ_SZ, buffer_t::s, and heap_obj::s.

Referenced by yyparse().

int newtup	(	list_t *	vlist,
		char *	file,
		int	line
	)

Definition at line 1952 of file snapparse.c.

References d_printf(), file, heap_obj::flag, packet_t::h_alloc_ptr, packet_t::heap_max, packet_t::heap_min, heap_obj::len, len, length_list(), MAX_HEAPOBJ_SZ, l::next, heap_obj::s, l::v, and value_t.

Referenced by yyparse().

OPCODE_T refine_op	(	OPCODE_T	op,
		TAG_T	vtag
	)

Definition at line 1988 of file snapparse.c.

References ADDI, ADDRV, DIVI, EQADR, EQEXC, EQFLT, EQI, EQINT, EQSTR, EQTUP, EXCV, FADDI, FDIVI, FGEQI, FGTI, FLEQI, FLOATV, FLTI, FMULI, FSUBI, GEQI, GTI, INTV, LEQI, LTI, MULTI, NEQI, NQADR, NQEXC, NQFLT, NQINT, NQSTR, NQTUP, OPCODE_T, PADDR, PEXC, PFLT, PINT, PSTR, PTUP, PUSH, STRV, SUBI, TAG_T, and TUPLEV.

Referenced by yyparse().

void yyerror

(

char *

s

)

Definition at line 2177 of file snapparse.c.

Referenced by yyparse().

YY_DECL_VARIABLES int yyparse

(

YYPARSE_PARAM_ARG

)

Definition at line 809 of file snapparse.c.

References ADD, ADDI, ADDRV, AND, ANDI, BCAST, BCASTI, BEZ, BNE, CALLS, CHECK_CODE_OVERFLOW, packet_t::code_min, cons(), COPY_VAL, DEMUX, DEMUXI, DFORW, DFORWTO, DIV, DIVI, DSEND, snaphdr::entry_point, EQ, EQI, EXCV, EXIT, FLOATV, FORW, FORWTO, free_list(), GEQ, GEQI, GET_INT, GET_TAG, GETDST, GETLD, GETRB, GETSPT, GETSRC, GT, GTI, packet_t::hdr, HERE, HOP, INTV, ISHERE, ISTUP, ISX, JI, LEN, LEQ, LEQI, LNOT, LSHL, LSHLI, LT, LTI, MAX_VINT, memalloc, MIN_VINT, MKTUP, MOD, MODI, MULT, MULTI, NEG, NEQ, NEQI, newho(), newtup(), noop, NOT, NTH, OPCODE_T, OR, ORI, PAJ, packet_t::pc, POP, POPI, PRINT, PULL, PULLSTACK, PUSH, RAISEX, refine_op(), register_label_def(), register_label_use(), ROUTE, RSHA, RSHAI, RSHL, RSHLI, RTDEV, buffer_t::s, SEND, SET_ADDR, SET_FLOAT, SET_INT, SET_LIT, SET_OFFS, SET_OP, SET_TAG, SETXH, SNET, SNETI, packet_t::sp, packet_t::stack_max, STACKCOUNT, STACKEMPTY, STORE, STRV, SUB, SUBI, SVCV, TPAJ, TUPLEV, value_addr, value_exc, value_float, value_int, value_t, YY_DECL_VARIABLES, YYABORT, YYACCEPT, YYDPRINTF, YYEMPTY, YYEOF, yyerror(), YYFINAL, YYFLAG, YYINITDEPTH, YYLAST, YYLEX, YYLLOC_DEFAULT, yylval, YYMAXDEPTH, YYNTBASE, YYPARSE_PARAM_ARG, YYPARSE_PARAM_DECL, YYSIZE_T, YYSTACK_ALLOC, YYSTACK_FREE, YYSTACK_RELOCATE, YYSTYPE, YYTERROR, and YYTRANSLATE.

Variable Documentation

int noop

Definition at line 154 of file snapparse.c.

Referenced by main(), and yyparse().

packet_t* p

Definition at line 128 of file snapparse.c.

uint32 value_addr

Definition at line 149 of file snapparse.c.

Referenced by yyparse().

int value_exc

Definition at line 151 of file snapparse.c.

Referenced by yyparse().

float32 value_float

Definition at line 152 of file snapparse.c.

Referenced by yyparse().

int value_int

Definition at line 148 of file snapparse.c.

Referenced by yyparse().

buffer_t value_str

Definition at line 150 of file snapparse.c.